## Common rules for D source compilation used in all Makefile.am's.
## Copyright (C) 2016-2018 Free Software Foundation, Inc.
##
## GCC is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 3, or (at your option)
## any later version.
##
## GCC is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with GCC; see the file COPYING3.  If not see
## <http://www.gnu.org/licenses/>.

# If there are no sources with known extension (i.e. only D sources)
# automake forgets to set this
CCLD = $(CC)

# Compile D into normal object files
.d.o:
	$(GDC) $(GDCFLAGS) $(MULTIFLAGS) $(D_EXTRA_DFLAGS) -c -o $@ $<

# Compile D sources with libtool
.d.lo:
	$(LTDCOMPILE) $(GDCFLAGS) $(MULTIFLAGS) $(D_EXTRA_DFLAGS) -c -o $@ $<

LTDCOMPILE = $(LIBTOOL) --tag=D $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
	--mode=compile $(GDC) $(AM_DFLAGS)

# Unittest rules. Unfortunately we can't use _DFLAGS in automake without
# explicit D support, so use this hack.
# Compile D sources with libtool and test flags
%.t.lo : %.d
	$(LTDCOMPILE) $(GDCFLAGSX) $(MULTIFLAGS) $(D_EXTRA_DFLAGS) -c -o $@ $<

# Compile objects for static linking with test flags
# Automake breaks empty rules, so use the shell NOP :
%.t.o : %.t.lo
	@:

# Override executable linking commands: We have to use GDC for linking
# to make sure we link pthreads and other dependencies
unittest_static_LINK = $(LIBTOOL) --tag=D \
	$(unittest_static_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=link \
	$(GDC) $(AM_CFLAGS) $(CFLAGS) $(unittest_static_LDFLAGS) \
	$(LDFLAGS) -o $@

unittest_LINK = $(LIBTOOL) --tag=D \
	$(unittest_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=link \
	$(GDC) $(AM_CFLAGS) $(CFLAGS) $(unittest_LDFLAGS) \
	$(LDFLAGS) -o $@

# Also override library link commands: This is not strictly
# required, but we want to record additional dependencies such
# as pthread in the library
libgdruntime_la_LINK = $(LIBTOOL) --tag=D $(AM_LIBTOOLFLAGS) \
	$(LIBTOOLFLAGS) --mode=link $(GDC) $(AM_CFLAGS) $(CFLAGS) \
	$(libgdruntime_la_LDFLAGS) $(LDFLAGS) -o $@

libgdruntime_t_la_LINK = $(LIBTOOL) --tag=D $(AM_LIBTOOLFLAGS) \
	$(LIBTOOLFLAGS) --mode=link $(GDC) $(AM_CFLAGS) $(CFLAGS) \
	$(libgdruntime_t_la_LDFLAGS) $(LDFLAGS) -o $@

libgphobos_la_LINK = $(LIBTOOL) --tag=D $(libgphobos_la_LIBTOOLFLAGS) \
	$(LIBTOOLFLAGS) --mode=link $(GDC) $(AM_CFLAGS) $(CFLAGS) \
	$(libgphobos_la_LDFLAGS) $(LDFLAGS) -o $@

libgphobos_t_la_LINK = $(LIBTOOL) --tag=D \
	$(libgphobos_t_la_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=link \
	$(GDC) $(AM_CFLAGS) $(CFLAGS) $(libgphobos_t_la_LDFLAGS) \
	$(LDFLAGS) -o $@
